Nasdaq stocks posting largest percentage increases
NEW YORK (AP) — A look at the 10 biggest percentage gainers on Nasdaq at the close of trading:
USMD Holdings Inc. rose 419.4 percent to $57.60.
IRIS International Inc. rose 45.6 percent to $19.54.
Renewable Energy Group rose 35.2 percent to $8.26.
Learning Tree International Inc. rose 20.0 percent to $5.10.
Rosetta Genomics Ltd. rose 17.4 percent to $6.20.
Jazz Pharmaceuticals PLC rose 14.9 percent to $55.29.
Kratos Defense & Security Solutions Inc. rose 14.4 percent to $5.80.
BioFuel Energy rose 13.7 percent to $10.21.
Global Technologies Appliances Inc. rose 12.7 percent to $6.90.
Alco Stores Inc. rose 11.0 percent to $8.46.